发明名称 JOB SITE INFORMATION SPACE SHARE SYSTEM
摘要 PROBLEM TO BE SOLVED: To provide a job site information space share system having high appeal force to local residents and having a simple structure, and is attractive.SOLUTION: An information space share system 10 for sharing information and a space of a job site P with contractors and local residents comprises: a job site information display plate 14 disposed at least one in the vicinity of the job site P and displaying information of the job site P. The job site information display plate 14 has an electrostatic type speaker 20 for outputting voice having directivity related to the information of the job site P from a surface 14A toward a front direction of the job site information display plate 14, the speaker is disposed on inside or a rear surface 14B of the job site information display plate 14.
申请公布号 JP2014228795(A) 申请公布日期 2014.12.08
申请号 JP20130110240 申请日期 2013.05.24
申请人 SHIMIZU CORP 发明人 UNO MASATOSHI;MIYASE FUMIHIRO;FUJIYOSHI TAKUYA;YAMASHITA YUJI
分类号 G09F27/00;H04R3/00;H04R19/02 主分类号 G09F27/00
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